Question

What are the exact solutions of x^2 − 5x − 1 = 0?

Answer 1

Use the quadratic formula for this, since you have: \(ax^2+bx+c\)
plug it into: \[\frac{ -b \pm \sqrt{b^2-4ac} }{ 2a }\]

Answer 2

-5+2^?

Answer 3

@abb0t

Answer 4

did you plug in everything correctly? I don't think that looks right.

Answer 5

is the 5 possitive instead?

Answer 6

@abb0t

Answer 7

Yes, it should be but that still looks wrong.

Answer 8

Did you plug in everything correctly?
a=1
b= -5
c = -1

Answer 9

+5+-2^5/2?

Answer 10

@abb0t

Answer 11

\(\huge\frac{ -(-5) \pm \sqrt{5^2-4(1)(-1)} }{ 2(1) }\) does that look like your answer?!?!

Answer 12

yea

Answer 13

Lol. no. it doesnt. Lol.